"""
多层级代码分支结构
"""
x = int(input('x='))
y = int(input('y='))
z = int(input('z='))

if (x > y and x > z):
    print('x<y and x>z')
elif (y > x and y > z):
    print('y<x and y>z')
else:
    print('z<x and z>y')
